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CHADWICK/FREELOADERS: HOST ALEX CHADWICK SPEAKS WITH RESEARCHER NORMAN HEGLUND (HEG-lind) ABOUT A STUDY WHICH APPEARED IN THIS WEEK'S ISSUE OF THE SCIENCE JOURNAL NATURE. THE STUDY FOCUSED ON TWO GROUPS OF AFRICAN WOMEN WHO CAN APPARENTLY CARRY UP TO SEVENTY PERCENT OF THEIR BODY WEIGHT WITH MUCH LESS ENERGY EXPENDED THAN THE REST OF US.

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